| Election | Apruebo Dignidad AD / FA | Green Ecologists PEV | New Social Pact NPS / NM | Democratic Convergence CD | Chile Vamos Podemos / Vamos | Party of the People PDG | Christian Social Front FSC |
| | | | | | |
| Votes | % | Seats | Votes | % | Seats | Votes | % | Seats | Votes | % | Seats | Votes | % | Seats | Votes | % | Seats | Votes | % | Seats |
| 2021 | 15,769 | 11.45% | 0 | 6,270 | 4.55% | 0 | 44,630 | 32.41% | 2 | | | | 29,429 | 21.37% | 1 | 10,444 | 7.58% | 0 | 28,572 | 20.75% | 1 |
| 2017 | 6,145 | 4.72% | 0 | | | | 44,586 | 34.28% | 2 | 19,700 | 15.15% | 0 | 46,270 | 35.57% | 2 | | | | | | |
Results of the 2021 general election held on 21 November 2021:[10][11]
| Party | Pact | Party | Pact |
| Votes per commune | Total votes | % | Seats | Votes | % | Seats |
| Fresia | Fru- tillar | Llan- quihue | Los Muer- mos | Osorno | Puerto Octay | Puerto Varas | Purran- que | Puye- hue | Río Negro | San Juan de la Costa | San Pablo |
| Socialist Party of Chile | PS | | New Social Pact | 764 | 886 | 511 | 500 | 11,246 | 502 | 1,342 | 612 | 814 | 1,646 | 1,904 | 1,752 | 22,479 | 16.32% | 1 | 44,630 | 32.41% | 2 |
| Christian Democratic Party | PDC | 535 | 1,037 | 821 | 309 | 9,708 | 855 | 1,122 | 3,818 | 524 | 1,352 | 358 | 442 | 20,881 | 15.16% | 1 |
| Radical Party of Chile | PR | 33 | 70 | 58 | 88 | 521 | 55 | 253 | 64 | 38 | 31 | 22 | 37 | 1,270 | 0.92% | 0 |
| Independent Democratic Union | UDI | | Chile Podemos + | 228 | 636 | 312 | 812 | 8,944 | 466 | 2,843 | 804 | 634 | 572 | 303 | 455 | 17,009 | 12.35% | 1 | 29,429 | 21.37% | 1 |
| National Renewal | RN | 655 | 807 | 2,443 | 706 | 2,876 | 160 | 3,465 | 271 | 278 | 343 | 141 | 275 | 12,420 | 9.02% | 0 |
| Republican Party | REP | | Christian Social Front | 1,091 | 1,994 | 1,121 | 1,466 | 11,905 | 663 | 5,672 | 1,561 | 1,023 | 1,005 | 354 | 717 | 28,572 | 20.75% | 1 | 28,572 | 20.75% | 1 |
| Democratic Revolution | RD | | Apruebo Dignidad | 631 | 499 | 639 | 302 | 4,162 | 201 | 2,286 | 302 | 183 | 160 | 142 | 146 | 9,653 | 7.01% | 0 | 15,769 | 11.45% | 0 |
| Communist Party of Chile | PC | 77 | 265 | 184 | 120 | 1,879 | 173 | 620 | 94 | 109 | 64 | 51 | 48 | 3,684 | 2.68% | 0 |
| Social Convergence | CS | 24 | 106 | 84 | 58 | 1,403 | 28 | 418 | 48 | 159 | 48 | 30 | 26 | 2,432 | 1.77% | 0 |
| Party of the People | PDG | | | 242 | 570 | 524 | 449 | 5,360 | 320 | 1,468 | 391 | 313 | 328 | 209 | 270 | 10,444 | 7.58% | 0 | 10,444 | 7.58% | 0 |
| Green Ecologist Party | PEV | | | 105 | 332 | 262 | 216 | 3,231 | 109 | 1,333 | 158 | 166 | 118 | 110 | 130 | 6,270 | 4.55% | 0 | 6,270 | 4.55% | 0 |
| United Centre | CU | | United Independents | 32 | 105 | 72 | 60 | 694 | 36 | 285 | 64 | 49 | 43 | 21 | 50 | 1,511 | 1.10% | 0 | 2,600 | 1.89% | 0 |
| National Citizen Party | PNC | 21 | 53 | 34 | 58 | 481 | 29 | 209 | 47 | 48 | 32 | 30 | 47 | 1,089 | 0.79% | 0 |
| Valid votes | 4,438 | 7,360 | 7,065 | 5,144 | 62,410 | 3,597 | 21,316 | 8,234 | 4,338 | 5,742 | 3,675 | 4,395 | 137,714 | 100.00% | 4 | 137,714 | 100.00% | 4 |
| Blank votes | 725 | 768 | 579 | 1,297 | 3,005 | 366 | 1,231 | 562 | 559 | 361 | 221 | 311 | 9,985 | 6.50% | | | | |
| Rejected votes – other | 228 | 348 | 323 | 403 | 2,671 | 155 | 727 | 330 | 197 | 237 | 143 | 170 | 5,932 | 3.86% | | | | |
| Total polled | 5,391 | 8,476 | 7,967 | 6,844 | 68,086 | 4,118 | 23,274 | 9,126 | 5,094 | 6,340 | 4,039 | 4,876 | 153,631 | 47.78% | | | | |
| Registered electors | 12,172 | 17,227 | 16,207 | 16,423 | 143,216 | 9,074 | 43,875 | 19,788 | 11,691 | 13,459 | 8,249 | 10,152 | 321,533 | | | | | |
| Turnout | 44.29% | 49.20% | 49.16% | 41.67% | 47.54% | 45.38% | 53.05% | 46.12% | 43.57% | 47.11% | 48.96% | 48.03% | 47.78% | | | | | |
The following candidates were elected:[10][11]
Héctor Barría (PDC), 13,021 votes; Harry Jürgensen (REP), 22,618 votes; Daniel Lilayu (UDI), 9,004 votes; and Emilia Nuyado (PS), 15,981 votes.
Results of the 2017 general election held on 19 November 2017:[12][13]
| Party | Pact | Party | Pact |
| Votes per commune | Total votes | % | Seats | Votes | % | Seats |
| Fresia | Fru- tillar | Llan- quihue | Los Muer- mos | Osorno | Puerto Octay | Puerto Varas | Purran- que | Puye- hue | Río Negro | San Juan de la Costa | San Pablo |
| National Renewal | RN | | Chile Vamos | 1,190 | 1,437 | 1,122 | 1,196 | 9,960 | 511 | 4,848 | 1,810 | 558 | 1,565 | 247 | 390 | 24,834 | 19.09% | 1 | 46,270 | 35.57% | 2 |
| Independent Democratic Union | UDI | 436 | 864 | 453 | 902 | 10,523 | 446 | 2,278 | 845 | 844 | 602 | 525 | 897 | 19,615 | 15.08% | 1 |
| Evópoli | EVO | 30 | 68 | 57 | 42 | 668 | 20 | 770 | 64 | 41 | 29 | 12 | 20 | 1,821 | 1.40% | 0 |
| Socialist Party of Chile | PS | | Nueva Mayoría | 2,798 | 3,039 | 3,377 | 2,318 | 7,903 | 1,438 | 4,904 | 2,798 | 1,949 | 2,139 | 1,679 | 1,806 | 36,148 | 27.79% | 2 | 44,586 | 34.28% | 2 |
| Party for Democracy | PPD | 20 | 37 | 134 | 49 | 4,297 | 180 | 122 | 108 | 112 | 116 | 99 | 153 | 5,427 | 4.17% | 0 |
| Communist Party of Chile | PC | 77 | 126 | 155 | 144 | 1,577 | 85 | 306 | 175 | 112 | 137 | 48 | 69 | 3,011 | 2.32% | 0 |
| Christian Democratic Party | PDC | | Democratic Convergence | 170 | 278 | 485 | 240 | 13,719 | 437 | 753 | 1,113 | 720 | 563 | 516 | 706 | 19,700 | 15.15% | 0 | 19,700 | 15.15% | 0 |
| Citizen Power | PODER | | Broad Front | 113 | 427 | 323 | 271 | 2,867 | 117 | 1,315 | 271 | 132 | 132 | 78 | 99 | 6,145 | 4.72% | 0 | 6,145 | 4.72% | 0 |
| Citizens | CIU | | Sumemos | 53 | 51 | 59 | 50 | 3,701 | 41 | 130 | 87 | 60 | 72 | 99 | 65 | 4,468 | 3.44% | 0 | 5,253 | 4.04% | 0 |
| Todos | TODOS | 19 | 35 | 32 | 46 | 396 | 23 | 98 | 45 | 29 | 27 | 13 | 22 | 785 | 0.60% | 0 |
| Patagonian Regional Democracy | DRP | | Green Regionalist Coalition | 92 | 171 | 143 | 151 | 1,233 | 101 | 321 | 201 | 173 | 134 | 69 | 83 | 2,872 | 2.21% | 0 | 2,872 | 2.21% | 0 |
| Progressive Party | PRO | | All Over Chile | 95 | 125 | 161 | 194 | 1,060 | 111 | 337 | 227 | 97 | 120 | 71 | 68 | 2,666 | 2.05% | 0 | 2,666 | 2.05% | 0 |
| Luis Abarca Azocar (Independent) | Ind | | | 40 | 123 | 157 | 88 | 1,297 | 54 | 351 | 139 | 93 | 75 | 23 | 132 | 2,572 | 1.98% | 0 | 2,572 | 1.98% | 0 |
| Valid votes | 5,133 | 6,781 | 6,658 | 5,691 | 59,201 | 3,564 | 16,533 | 7,883 | 4,920 | 5,711 | 3,479 | 4,510 | 130,064 | 100.00% | 4 | 130,064 | 100.00% | 4 |
| Blank votes | 550 | 488 | 624 | 1,049 | 2,470 | 305 | 1,034 | 727 | 367 | 395 | 161 | 242 | 8,412 | 5.86% | | | | |
| Rejected votes – other | 199 | 237 | 301 | 306 | 2,247 | 98 | 659 | 398 | 176 | 186 | 99 | 143 | 5,049 | 3.52% | | | | |
| Total polled | 5,882 | 7,506 | 7,583 | 7,046 | 63,918 | 3,967 | 18,226 | 9,008 | 5,463 | 6,292 | 3,739 | 4,895 | 143,525 | 46.81% | | | | |
| Registered electors | 12,019 | 15,232 | 15,642 | 15,801 | 140,080 | 8,772 | 37,759 | 19,632 | 11,114 | 13,154 | 7,699 | 9,721 | 306,625 | | | | | |
| Turnout | 48.94% | 49.28% | 48.48% | 44.59% | 45.63% | 45.22% | 48.27% | 45.88% | 49.15% | 47.83% | 48.56% | 50.35% | 46.81% | | | | | |
The following candidates were elected:[12][13]
Fidel Espinoza (PS), 27,999 votes; Javier Hernández (UDI), 16,367 votes; Harry Jürgensen (RN), 20,531 votes; and Emilia Nuyado (PS), 15,981 votes.